public class Musician implements UserOfRela{
    private static int count = 0;
    public int id;
    public int[] follows = new int[10];
    private int num = 0;
    public Musician(){
        id = count++;
    }
    @Override
    public void follow(int id) {
        follows[num++] = id;
    }

    @Override
    public void introduce() {
        System.out.println("我是Musician" + id);
    }

    @Override
    public String toString() {
        return "Musician{" +
                "id=" + id +
                '}';
    }
}
